OSB is a board with directed flat chips, arranged in three layers, pressed under high temperature and pressure, with synthetic resins used as binder.Application:– roof coverage– the base for panel floors or fitted carpets – covering for internal and external walls– ceiling elements, structural elements – for shuttering of concrete platforms or external stairs – used as fencing e.g. of construction sites – to close construction holes (doors, windows) – for transportation crates and pallets – used as structural elements when building arbors and leisure houses – used as structural elements of advertising boards and exhibition stands